Today, ARP product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM replacement parts to exotic specialty hardware for formula 1, IndyCar, NASCAR and NHRA drag racing and marine applications. ARP Wheel Stud Kit - M12x1.5 2.850/.485 Knurl 100-7712 at low everyday prices. Be sure to check out all of our products from ARP including ARP 12mm x 1.5 Wheel Studs.